BlackBox Component Builder Forums

I would like to apply for a subforum for my component, SparseInvertibleMatrices. Thanks.

Lance

:) I have been using BlackBox in my personal projects at home for years now. I'm currently designing a product that small business owners can use to manage inventory and to assess trends in changes to that inventory over time. I have another that manages ticket distribution for charity events (I'm a...

Lance Schwerdfager ... I'm actually Canadian but that should be sufficiently close to qualify.

With respect to the following test code, note that the "x outside Foo" value is 2.255140518769849E-17 while the "x inside Foo" value is -2.036944831557141E-17. Accordingly, it appears that the negative Sqrt argument value originates somehow as a result of passing u and v as Foo a...